Question # 1

The word photosynthesis is a combination of two ............. words.

Choose an answer

Greek

Latin

German

Freech

There are about ____________ different kind of vertebrates on earth.

Choose an answer

12,000,00

47,000

12,000

47,500

What is the primary nutrient that provides quick useable energy for the body?

Choose an answer

Carbohydrates

Protiens

Lipids

Nucleic acids

Prior to cell division, each chromosome replicates or duplicates its genetic material. The products are connected by a centromere and are called:

Choose an answer

Sister chromosomes

Homologous Chromosomes

Non-sister chromatids

Sister chromatids

Electron transport chain takes place in:

Choose an answer

Mitochondria

Cytoplasm

Nucleus

Ribosomes

It deals with compounds of linving organism.

Choose an answer

Biophysics

Biochemisty

Bio economics

Biometery

Photosynthesis is a .............. process.

Choose an answer

Constructive

Destruction

Both

None

Important cause of species extinctions is:

Choose an answer

Habitat loss

Deforestaion

Over population

Both a and b

Aerobic respiration needs free ............. .

Choose an answer

Carbon

Nitrogen

Oxygen

None

Leuocoplasts are colourless, _______________ shaped.

Choose an answer

Circular

Centrosome

Deutrosome

Protosome

Dalk reaction takes place in the .......... of chloroplasts.

Choose an answer

Grana

Strome

Intergrana

All

conversion of the nitrogen gas into nitrates is called.

Choose an answer

Denitrification

Nitrogen fixation

Assimilation

Ammonification

It is an example of endoparasite:

Choose an answer

mosquitoes

leeches

lice

plasmodium

DNA wraps around histone protein and forms-rounded structures called as

Choose an answer

Nucleosomes

Ribosomes

Lysosomes

mRNA

The materials flow from one trophic level to the next by means of:

Choose an answer

Food chains

Food web

Both a & b

None of these

The animal whose DNA has been changed is called.

Choose an answer

Transfermed

Transgenic

Monohybrid

Dihybrid

Arthritus means:

Choose an answer

fracture

inflammation

crystallization

deficiency of calcium

It is a situation where in heterozygous genotypes, both the alleles express as a blend and neither allele is dominant over the other:

Choose an answer

Incomplete dominance

Co-dominance

Complete dominance

None of these

Which structure actively helps in taking the air out of lungs?

Choose an answer

Nasal cavity

Bronchus

Bronchiole

Diaphragm

Endoparasite is:

Choose an answer

Leech

Lices

Ascaris

Mosqitto

A group of organisms of same species living in a particular area is called.

Choose an answer

Population

Coummunity

Abiotic factor

Ecology

A DNA molecule consists of______ polynucleotide strands.

Choose an answer

2

3

4

5

More Classes

Other Links

Biology Life Science Test Easy Mode MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer